79 lines
1.8 KiB
Plaintext
79 lines
1.8 KiB
Plaintext
=== tests/cases/conformance/expressions/typeGuards/typeGuardOfFormTypeOfEqualEqualHasNoEffect.ts ===
|
|
class C { private p: string };
|
|
>C : C
|
|
>p : string
|
|
|
|
var strOrNum: string | number;
|
|
>strOrNum : string | number
|
|
|
|
var strOrBool: string | boolean;
|
|
>strOrBool : string | boolean
|
|
|
|
var numOrBool: number | boolean
|
|
>numOrBool : number | boolean
|
|
|
|
var strOrC: string | C;
|
|
>strOrC : string | C
|
|
>C : C
|
|
|
|
// typeof x == s has not effect on typeguard
|
|
if (typeof strOrNum == "string") {
|
|
>typeof strOrNum == "string" : boolean
|
|
>typeof strOrNum : string
|
|
>strOrNum : string | number
|
|
|
|
var r1 = strOrNum; // string | number
|
|
>r1 : string | number
|
|
>strOrNum : string | number
|
|
}
|
|
else {
|
|
var r1 = strOrNum; // string | number
|
|
>r1 : string | number
|
|
>strOrNum : string | number
|
|
}
|
|
|
|
if (typeof strOrBool == "boolean") {
|
|
>typeof strOrBool == "boolean" : boolean
|
|
>typeof strOrBool : string
|
|
>strOrBool : string | boolean
|
|
|
|
var r2 = strOrBool; // string | boolean
|
|
>r2 : string | boolean
|
|
>strOrBool : string | boolean
|
|
}
|
|
else {
|
|
var r2 = strOrBool; // string | boolean
|
|
>r2 : string | boolean
|
|
>strOrBool : string | boolean
|
|
}
|
|
|
|
if (typeof numOrBool == "number") {
|
|
>typeof numOrBool == "number" : boolean
|
|
>typeof numOrBool : string
|
|
>numOrBool : number | boolean
|
|
|
|
var r3 = numOrBool; // number | boolean
|
|
>r3 : number | boolean
|
|
>numOrBool : number | boolean
|
|
}
|
|
else {
|
|
var r3 = numOrBool; // number | boolean
|
|
>r3 : number | boolean
|
|
>numOrBool : number | boolean
|
|
}
|
|
|
|
if (typeof strOrC == "Object") {
|
|
>typeof strOrC == "Object" : boolean
|
|
>typeof strOrC : string
|
|
>strOrC : string | C
|
|
|
|
var r4 = strOrC; // string | C
|
|
>r4 : string | C
|
|
>strOrC : string | C
|
|
}
|
|
else {
|
|
var r4 = strOrC; // string | C
|
|
>r4 : string | C
|
|
>strOrC : string | C
|
|
}
|